Item-Fit Statistic Based on Posterior Probabilities of Membership in Ability Groups
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DOI: 10.1177/01466216221108061
Abstract: A novel approach to item-fit analysis based on an asymptotic test is proposed. The new test statistic, χ w 2 , compares pseudo-observed and expected item mean scores over a set of ability bins. The… read more here.
Keywords: ability; based posterior; item fit; statistic based ... See more keywords